diff --git a/functions/package-lock.json b/functions/package-lock.json
index 9de54d5..72accf8 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -2094,9 +2094,9 @@
       "integrity": "sha512-8Df0906+tq/omxuCZD6PqhPaQDYuyJ1d+VITgxoIA8zvQd1ru+nMJcDChHH324MWitIgbVkAkQoGEEVJNpn/PA=="
     },
     "nodemailer": {
-      "version": "6.4.8",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.8.tgz",
-      "integrity": "sha512-UbJD0+g5e2H20bWv7Rpj3B+N3TMMJ0MLoLwaGVJ0k3Vo8upq0UltwHJ5BJfrpST1vFa91JQ8cf7cICK5DSIo1Q=="
+      "version": "6.4.16",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.4.16.tgz",
+      "integrity": "sha512-68K0LgZ6hmZ7PVmwL78gzNdjpj5viqBdFqKrTtr9bZbJYj6BRj5W6WGkxXrEnUl3Co3CBXi3CZBUlpV/foGnOQ=="
     },
     "object-assign": {
       "version": "4.1.1",
diff --git a/functions/package.json b/functions/package.json
index 3ba1671..f05ce07 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -22,7 +22,7 @@
     "firebase-admin": "^8.10.0",
     "firebase-functions": "^3.3.0",
     "multer": "^1.4.2",
-    "nodemailer": "^6.4.8"
+    "nodemailer": "^6.4.16"
   },
   "devDependencies": {
     "firebase-functions-test": "^0.1.6"